Keyphrases
- xml documents
- xml data
- markup language
- xml format
- databases
- data model
- relational databases
- relevance feedback
- semistructured data
- structured document retrieval
- data integration
- information retrieval
- xml databases
- metadata
- keyword search
- data representation
- document structure
- xml elements
- data exchange
- object oriented
- xml technology
- document centric
- relational data
- xpath queries
- relational database systems
- topic maps
- semi structured
- website
- neural network